Nikon patent for 18mm f/1.8, 20mm f/1.8 FX lenses

Nikon Review - this time the nikon 18mm f/1.8 lens will release, 20mm f/1.8 FX. for details pleasecheck below 

Nikon 18mm f/1.8 lens patent

• Focal length: 18.4mm
• Aperture: 1.84
• Angle of view: 100.3deg
• Lens design: 14 elements in 11 groups
• 3 aspherical elements
• 3 ED elements

Nikon 20mm f/1.8 lens patent

• Focal length: 20.4mm
• Aperture: 1.84
• Angle of view: 94.7deg
• Lens design: 12 elements in 9 groups
• 3 aspherical elements
• 4 ED elements

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